81results about How to "Easy parameter setting" patented technology

The invention relates to a method and a device for automatically controlling water levels of multiple channel sections. The device comprises a water delivery open channel and a plurality of gates, wherein a water-dividing opening is reserved at a place close to the upstream of each gate; a gate opening and closing mechanism of each gate is connected with a control unit of each gate; and the control units are connected through a network. The control unit comprises a gate-front water level sensor, a gate-rear water level sensor and a gate open degree sensor, wherein the gate-front water level, gate-rear water level and the gate open degree sensors are connected with a low pass filter; the low pass filter is connected with an A/D converter; the A/D converter is connected with a data acquisition unit; the data acquisition unit is connected with an industrial control computer; the industrial control computer is connected with a PLC; and the PLC is connected with the gate opening and closing mechanism. Due to the adoption of upper and lower stream data acquisition, gate and water flow control simultaneously, the method and the device avoid the influences of long time delay and coupling effect of the long-distance large-scale water delivery open channel and give full play to the advantages of the upstream control and the downstream control method in the water level regulation and water quantity regulation.

The invention discloses a dynamic bottleneck analytical method of a semiconductor production line. The method includes the steps that firstly, a key parameter capable of representing the bottleneck device characteristic is selected to be used as a bottleneck analysis index; secondly, the comprehensive bottleneck degree of equipment is described quantificationally through a combined definition method from the aspects of the relative production load, the utilization rate, the queue length of a buffer area and the like of the equipment, the bottleneck equipment is recognized by combining a bottleneck judging mechanism, and an equipment number is obtained; furthermore, a bottleneck prediction model of the semiconductor production line is established through an increased trimming type neural network based on the key parameter and the bottleneck equipment number, and the network structure is corrected in a dynamic mode based on a closed-loop control concept; at last, the key parameter affecting the bottleneck is analyzed through a single-factor testing method, and the reasonable value range of the parameter is obtained during bottleneck stabilization. By the adoption of the method, the bottleneck equipment can be recognized rapidly and effectively, the bottleneck at the next moment can be predicted, bottleneck drift is analyzed quantificationally under the condition of the dynamic effect of the key parameter, and a basis is laid for optimal dispatching of the semiconductor production line.

The invention discloses a double-cylinder synchronous control hydraulic system which comprises a main reversing valve, a first oil cylinder and a second oil cylinder, wherein a first balance valve is arranged on an oil inlet path of a rodless cavity of the first oil cylinder, a second balance valve is arranged on an oil inlet path of a rodless cavity of the second oil cylinder, the first balance valve and the second balance valve are both pilot leakage balance valves, an oil control hole of the double-cylinder synchronous control hydraulic system is communicated with an oil inlet path of a rodless cavity of a corresponding oil cylinder, and an oil leakage hole of the double-cylinder synchronous control hydraulic system is communicated with an oil tank. The double-cylinder synchronous control hydraulic system further comprises a one-way throttle valve, an oil inlet of the one-way throttle valve is communicated with the main reversing valve, and an oil outlet of the one-way throttle valve is communicated with the oil inlets of the first balance valve and the second balance valve. Double hydraulic oil cylinders of the system can run synchronously, the model selection and parameters setting of hydraulic elements of the double hydraulic oil cylinders are easier, the cost is low, the realization is easy, and the complete machine debugging is relatively simple. The invention also discloses engineering machinery provided with the double-cylinder synchronous control hydraulic system.

A photometric processing part calculates a normal vector of a surface of a workpiece from a plurality of luminance images acquired by a camera in accordance with the photometric stereo method, and performs synthesis processing of synthesizing at least two images out of an inclination image made up of pixel values based on the normal vector calculated from the plurality of luminance images and at least one reduced image of the inclination image, to generate an inspection image showing a surface shape of the inspection target. In particular, a characteristic size setting part sets a characteristic size which is a parameter for giving weight to a component of a reduced image at the time of performing the synthesis processing. The photometric processing part can generate a different inspection image in accordance with the set characteristic size.

The invention belongs to a flight test-flight technique and relates to a flight simulating method for flight quality and operating characteristics of a transport plane test pilot. The flight simulating method comprises the following steps: taking a certain type of transport plane as a prototype and establishing a dynamic simulating model for different quality characteristics of the transport plane; confirming pneumatic parameters under the quality characteristics according to to-be-simulated different quality characteristics, and resolving an operation response of the airplane in real time according to the pneumatic parameters; performing flight quality modal parameter calibration on the resolved dynamic simulating model for the different quality characteristics, thereby meeting the expected quality and operating characteristics. By utilizing the method provided by the invention, the test pilot can experience a standard and continuous change process of the airplane operation and quality characteristics, so that the evaluating capacity of the test pilot for a task can be promoted; the operation and quality characteristics of the presently simulated airplane can be graphically displayed in real time by combining flight quality standard evaluation indexes; the flight quality level can be directly given; the physical significance is clear; the training for the level evaluation habit of the test pilot is benefited.

The invention discloses a special control system for producing an oil-gas well plunger gas lift, and belongs to the technical field of oil-gas extraction in oil-gas fields. A power supply module provides energy to a device; a communication module is communicated with an indoor monitor and an upper computer; a storage module is used for storing set parameters and site data; a keyboard is used for inputting instructions to the device; a display module is used for displaying information; a proximity switch is used for receiving signals of a plunger upwards moving to a well mouth; a pressure switch is used for receiving sleeve pressure and oil pressure signals of the well mouth; a single-chip is used for communicating and controlling all modules; an electromagnetic valve receives control signals of the single-chip to open/close a pneumatic film valve; and the pneumatic film valve controls the opening/closing of an oil-gas well. In order to enable the device power consumption to be the lowest, the electromagnetic valve adopts a two-position five-way double-electric-control electromagnetic valve. The control device for the plunger gas lift has the advantages of simple structure, convenience for parameter setting, safety, reliability and effective improvement of the output of the oil-gas well.

A transponder is adapted to communicate with a further transponder over at least one optical channel. The transponder comprises a first receiver having a monitor and a first transmitter. The first receiver is configured to receive a first signal transmitted by a second transmitter of the further transponder over the optical channel. The monitor is configured to provide at least one channel parameter describing the optical channel in dependence on the received first signal. The first transmitter is configured to transmit the at least one channel parameter to the further transponder for adjusting a pre-equalizer of the further transponder.

The invention discloses an intelligent integrated control system of a bag-type dust remover. The intelligent integrated control system comprises a master controller, an electric equipment interface part, a terminal parameter setting system and a remote monitoring system and is characterized in that the master controller is used for detecting the pressure and temperature of a dust gas inlet/outlet,the pressure of compressed air blown by an air tank, induced draft fan power and gas emission indexes, achieving self-optimization according theses input/output signals and the optimal performance index and dynamically setting the filter air sped of the dust remover and the dust removing cycle of a dust removing process; a pulse dust removing instrument is used for achieving the pulse washing control function of the bag type dust remover, and a gas purification index detection device based on laser vision is used for shooting the purified gas image of a set area and acquiring gas particle indexes; the terminal parameter setting system is used for setting related parameters; the remote monitoring system is used for revising the self-optimization control strategies of the dust remover according to regional industry atmosphere emission indexes to perform performance keeping and cost control. The intelligent integrated control system has the advantages that the system can be assembled andmounted according to actual conditions, control system cost is lowered, and optimized energy conservation and dust removing are achieved.

The invention discloses chip issuing equipment and a chip issuing system, wherein the chip issuing equipment comprises a chip loading device, a chip transmission passage, a chip writing device and a chip sorting device, wherein the chip loading device is used for loading chips to be issued into the chip transmission passage, the chip transmission passage is used for transmitting the chips to be issued to the chip writing device through the self weight of the chips to be issued, the chip writing device is used for writing issuing data into the chips to be issued, detecting issued chips and outputting detection results, and the chip sorting device is used for sliding the issued chips into successfully issued chip loading tubes or unsuccessfully issued chip loading tubes according to the detection results. The chip issuing equipment and the chip issuing system disclosed by the invention have the advantages that pneumatic transmission and infrared sensing detection modes are adopted, the computer software control is matched for completing the whole-process automatic feeding, the issuing, the detection and the loading of the chips, the issuing speed is high, and in addition, the issuing accuracy is high.

The invention discloses a fuzzy prediction control system of a power supply for electrostatic dust collection and a control method of the fuzzy prediction control system. The control method comprises the steps that an analog signal acquisition unit converts an acquired analog signal to an electrical signal, and outputs the electrical signal to a T-S fuzzy controller after carrying out conditioning such as filtering on the electrical signal, and the T-S fuzzy controller first recognizes a first component and a conclusion part of a T-S fuzzy model according to the conditioned signal, obtains the T-S fuzzy model, then converts the T-S fuzzy model to a step response model, and outputs the step response model to a prediction controller 23 to act as a prediction model; the prediction controller takes the step response model as the prediction model, carries out rolling optimization and feedback compensation, and outputs a control signal to a digital logic unit; and the control signal passes the digital logic unit and then acts as a driving signal of a control driving unit to carry out fuzzy prediction control on the power supply. The problem that a mathematical model can not be established easily for an electrostatic dust collection system is solved, and the dependence of the prediction controller on the accurate mathematical model is reduced.

The invention provides an electric automatic control system and belongs to the technical field of industrial control. The electric automatic control system comprises a monitoring terminal and a plurality of automatic control terminals, wherein the monitoring terminal is arranged at a monitoring center, and the plurality of automatic control terminals are respectively arranged in different electrical devices; the monitoring terminal comprises a host computer, an alarm device, a display screen and an operation panel; a first controller, a data storage unit and a data analysis unit are arranged in the host computer; each automatic control terminal comprises a signal detection module, a second controller, a wireless data receiving and transmitting module and a camera. Via the system, networkedmonitoring management can be realized, operation conditions of an internal part of each electrical device can be known in real time, operation of all electrical devices can be effectively monitored,frequent patrol inspection of management personnel is not needed, workloads can be reduced, data collection and big data analysis can be realized, and parameter setting of the electrical devices can be optimized; overall stable, energy-saving and environment friendly operation of the electrical devices can be ensured, and full automatic control can be realized.

The invention provides a multichannel digital measurement and control system based on I2C and CAN bus (inter-integrated circuit and controller area network bus), comprising master controller unit (1),I2C bus isolating unit (2), I2C bus driving unit (3), I/O (input/output) parallel extension unit (4), I/O isolating unit (5), CAN bus isolating unit (6), CAN bus output protection unit (7) and user interface unit (8). The multichannel digital measurement and control system based on I2C and CAN bus has the advantages that parameter setting is flexible and convenient, quick, stable and seamless switching can be provided, reliability and speediness of the multichannel digital input/output measurement and control system are guaranteed, and the system is adaptive to workplaces with complex electromagnetic environment, long transmission distance and high communication accuracy.

The invention discloses an air conditioner and a self-cleaning method thereof, and belongs to the technical field of air conditioners. The air conditioner has a self-cleaning mode for cleaning a heatexchanger and a sterilization mode. The self-cleaning method comprises the following steps of determining pollutant information of the environment where the air conditioner is located, determining cleaning parameters of the air conditioner based on the pollutant information, and controlling the operation of the self-cleaning mode and/or the sterilization mode according to the cleaning parameters.According to the self-cleaning method of the air conditioner, the cleaning parameters of the air conditioner can be determined according to the pollutant information, and the operation of the self-cleaning mode and the sterilization mode of the air conditioner can be adjusted according to the determined cleaning parameters, so that the air conditioner can remove pollutants on the heat exchanger tobe cleaned more efficiently, the parameter setting of the cleaning process of the air conditioner is optimized, and the optimal self-cleaning effect is guaranteed.

The invention provides a two-stage isolation type Ethernet dual-redundancy communication system. The two-stage isolation type Ethernet dual-redundancy communication system comprises a main controllerunit, a preceding stage isolation conversion unit, an Ethernet controller unit, a final-stage isolation conversion unit, a data network transmission cable and a user interface unit, all of which are connected successively. The two-stage isolation type Ethernet dual-redundancy communication system comprises two independent Ethernet peripheral circuits which can realize a redundancy switching function; that is to say, when one circuit is in fault or is damaged, the system is automatically switched to the other circuit to guarantee data reliability when the system communicates with an external device. The two-stage isolation type Ethernet dual-redundancy communication system is particularly suitable for the occasions with far communication distances, high communication precision requirementsand strong electromagnetic interference in an on-site work environment, such as a ship integrated power energy management system, a distributed transformer substation, a power electronic conversion device and an industrial on-site monitoring system.

The invention discloses a remote electricity larceny prevention alarm system for a distribution box. The remote electricity larceny prevention alarm system comprises a distribution metering box, a key disk, a main controller, an unpacking detection module, an alarm module, a GSM (Global System for Mobile Communications) short message module, a power supply module, a filter module, a network alarm receiving center and a mobile short message gateway, and is characterized by further comprising a power outage detection module, a key identification module, an anti-control power failure module, a stroke switch monitoring module and an audio monitoring module, wherein the unpacking detection module, the alarm module, the GSM short message module, the power outage detection module, the key identification module, the anti-control power failure module and the audio monitoring module are connected with the main controller, and the GSM short message module realizes the alarm and control to the network alarm receiving center through the mobile short message gateway; the power supply module is processed by the filter module and then supplies power to each module. The remote electricity larceny prevention alarm system provided by the invention is reasonable in design, and can only be opened by the specially authorized key disk, otherwise the system can report an illegal opening alarm to the center, so that the electricity larceny phenomena is effectively prevented.

The invention discloses a non-contact automatic voltage regulation device, which comprises an input interface, a power module unit, a transformer unit, a controller unit and an output interface, wherein the power module unit is sequentially turned on or off according to trigger pulses output by a controller unit; the controller units outputs the trigger pulses used for controlling thyristors in the power module unit, adjusts a compensation gear and a compensation direction of the transformer unit, monitors and obtains an output current value flowing through a transformer secondary part in realtime, combines the obtained input end voltage value with the obtained output end voltage value, realizes overvoltage protection, undervoltage protection and overcurrent protection, and achieves voltage-stabilizing control over the output voltage according to a compensation voltage obtained by the transformer unit; and the output interface is used for providing an output stable AC power supply toa user. By connecting the non-contact automatic voltage regulation device in series in a middle section or a tail end of a feeding line, the line voltage is adjusted in a certain range, so that the output voltage is 220 +/-7 V, meanwhile the line loss of the line can be reduced.

The invention discloses a video splicing method based on a minimum boundary distance. The method mainly involves performing interframe registering on source video frames by use of a scale invariant feature transform algorithm, then detecting motion objects based on a minimum boundary distance algorithm and carrying out video fusion. The method provided by the invention can effectively overcome interference of such objective factors as illumination, ghosting artifacts and the like, and has the advantages of excellent splicing effect, concise calculation, simple parameter arrangement and the like.

The invention provides a multichannel digital measurement and control system based on an I2C bus. The multichannel digital measurement and control system comprises a master controller unit, an I2C busisolation and conversion unit, an I2C bus driving conversion unit, an I2C bus parallel input/output conversion unit, a multichannel input/output isolation and conversion unit and a user interface unit. The system makes parameter setting flexible and convenient, can perform quick, stable and seamless switching and can also adapt to working occasions of complicated electromagnetic environment, longer transmission distance and high communication accuracy, and the reliability and rapidity of the multichannel digital input/output measurement and control system are ensured.